Finding the Fourth Proportional to 237,421.70, 327,673.24 and 135,423.80
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Solution
The fourth proportional to 237,421.70, 327,673.24 and 135,423.80 is: 186,902.69
Step by Step Solution
- Step 1: Write the proportion equation
237,421.70 : 327,673.24 = 135,423.80 : x - Step 2: Convert to fraction form
237,421.70/327,673.24 = 135,423.80/x - Step 3: Cross multiply
237,421.70x = 327,673.24 × 135,423.80 - Step 4: Simplify right side
237,421.70x = 44,374,755,319.11 - Step 5: Solve for x
x = 44,374,755,319.11/237,421.70 - Step 6: Final answer
x = 186,902.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.